electricians and finally fixers to put the complete apparatus in place. He also looks after the
invoices. Such a contractor is at the best a merchant, but he is no architect, graphic artist and
technician rolled into one. Both contractor and engineer are fond of presenting drawings, which
according to an old law of 18 are protected as products of art and therefore go by the name
of "Original Designs". This fact hinders the client from presenting the whole idea to a more competent
firm to carry out.
From these facts we can deduce consequences which may be summed up in the following points:
I. In order to be free to entrust the job to the firm making the best offer, the client should
present the design to the contractor, instead of the other way round, and in the case of
larger plants, this design should be the product of the efforts of architect, graphic artist T;
and technician, working in common. Berlin
II. In requesting offers from firms a printed formula should be used. These formulas contain all -Illumination for
technical details and details of material required.
III. It is not only the initial cost of the plant that is of importance, but also the running cost of Saje
electric current, wear and tear of lamps, men's time, cost of ladders and switch repairs. (Electric bulbs)